{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:WM6CWRZGEK3ZZXS5T4OAPZVQRI","short_pith_number":"pith:WM6CWRZG","canonical_record":{"source":{"id":"1604.06324","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-04-21T14:31:42Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"0c0c4074d8e84186cb0aa9cfe07eff7102835a8708769ac612640ff18a50dba1","abstract_canon_sha256":"51d0ce33008feca8e52c6ae112f56a3dd1734c5b5fc603ac03ba70bac2425cba"},"schema_version":"1.0"},"canonical_sha256":"b33c2b472622b79cde5d9f1c07e6b08a31aa40b4b37c9161f4efe780f1235219","source":{"kind":"arxiv","id":"1604.06324","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.06324","created_at":"2026-05-18T01:09:45Z"},{"alias_kind":"arxiv_version","alias_value":"1604.06324v3","created_at":"2026-05-18T01:09:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06324","created_at":"2026-05-18T01:09:45Z"},{"alias_kind":"pith_short_12","alias_value":"WM6CWRZGEK3Z","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"WM6CWRZGEK3ZZXS5","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"WM6CWRZG","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:WM6CWRZGEK3ZZXS5T4OAPZVQRI","target":"record","payload":{"canonical_record":{"source":{"id":"1604.06324","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-04-21T14:31:42Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"0c0c4074d8e84186cb0aa9cfe07eff7102835a8708769ac612640ff18a50dba1","abstract_canon_sha256":"51d0ce33008feca8e52c6ae112f56a3dd1734c5b5fc603ac03ba70bac2425cba"},"schema_version":"1.0"},"canonical_sha256":"b33c2b472622b79cde5d9f1c07e6b08a31aa40b4b37c9161f4efe780f1235219","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:45.373042Z","signature_b64":"CU5Cx8ZuiOki/EasRbV15OqrluMxHcCoosvVq4suzMS6uo791gwQkbTbCm1AlbGV5BwvfAG7O7StvnORjGcIAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b33c2b472622b79cde5d9f1c07e6b08a31aa40b4b37c9161f4efe780f1235219","last_reissued_at":"2026-05-18T01:09:45.372401Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:45.372401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.06324","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:09:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Po3A+NSZJcs14R38rQ/8ycbSjwnEEqi8VsXp8K6VJn3KHvJLluZnXFMac+omX5V2qrXXDgqI5v+RRXPaTAi9Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T13:55:36.113859Z"},"content_sha256":"7021a3e7cb83b311e6252988e8f89ad26947582e75dc5d55002959547738a812","schema_version":"1.0","event_id":"sha256:7021a3e7cb83b311e6252988e8f89ad26947582e75dc5d55002959547738a812"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:WM6CWRZGEK3ZZXS5T4OAPZVQRI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Room temperature magnetism on the zigzag edges of phosphorene nanoribbons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Congjun Wu, Guang Yang, Shenglong Xu, Tianxing Ma, Wei Zhang","submitted_at":"2016-04-21T14:31:42Z","abstract_excerpt":"Searching for room temperature ferromagnetic semiconductors has evolved into a broad field of material science and spintronics for decades, nevertheless, these novel states remain rare. Phosphorene, a monolayer black phosphorus with a puckered honeycomb lattice structure possessing a finite band gap and high carrier mobility, has been synthesized recently. Here we show, by means of two different large scale quantum Monte-Carlo methods, that relatively weak interactions can lead to remarkable edge magnetism in the phosphorene nanoribbons. The ground state constrained path quantum Monte-Carlo si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06324","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:09:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q78HuhLbR/6HXOD2RMyZweu9l307wn/Abbv39CY8c1+C3ipfQ98y2nJpxizKUnoRvHZk2kPW73FIWsbui9BoCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T13:55:36.114222Z"},"content_sha256":"0f38cdd48d0bfccf43d11d3435c0df8009e65acc607702ff37804f60681e9d48","schema_version":"1.0","event_id":"sha256:0f38cdd48d0bfccf43d11d3435c0df8009e65acc607702ff37804f60681e9d48"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI/bundle.json","state_url":"https://pith.science/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-09T13:55:36Z","links":{"resolver":"https://pith.science/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI","bundle":"https://pith.science/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI/bundle.json","state":"https://pith.science/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WM6CWRZGEK3ZZXS5T4OAPZVQRI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:WM6CWRZGEK3ZZXS5T4OAPZVQRI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"51d0ce33008feca8e52c6ae112f56a3dd1734c5b5fc603ac03ba70bac2425cba","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-04-21T14:31:42Z","title_canon_sha256":"0c0c4074d8e84186cb0aa9cfe07eff7102835a8708769ac612640ff18a50dba1"},"schema_version":"1.0","source":{"id":"1604.06324","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.06324","created_at":"2026-05-18T01:09:45Z"},{"alias_kind":"arxiv_version","alias_value":"1604.06324v3","created_at":"2026-05-18T01:09:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06324","created_at":"2026-05-18T01:09:45Z"},{"alias_kind":"pith_short_12","alias_value":"WM6CWRZGEK3Z","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"WM6CWRZGEK3ZZXS5","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"WM6CWRZG","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:0f38cdd48d0bfccf43d11d3435c0df8009e65acc607702ff37804f60681e9d48","target":"graph","created_at":"2026-05-18T01:09:45Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Searching for room temperature ferromagnetic semiconductors has evolved into a broad field of material science and spintronics for decades, nevertheless, these novel states remain rare. Phosphorene, a monolayer black phosphorus with a puckered honeycomb lattice structure possessing a finite band gap and high carrier mobility, has been synthesized recently. Here we show, by means of two different large scale quantum Monte-Carlo methods, that relatively weak interactions can lead to remarkable edge magnetism in the phosphorene nanoribbons. The ground state constrained path quantum Monte-Carlo si","authors_text":"Congjun Wu, Guang Yang, Shenglong Xu, Tianxing Ma, Wei Zhang","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-04-21T14:31:42Z","title":"Room temperature magnetism on the zigzag edges of phosphorene nanoribbons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06324","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7021a3e7cb83b311e6252988e8f89ad26947582e75dc5d55002959547738a812","target":"record","created_at":"2026-05-18T01:09:45Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"51d0ce33008feca8e52c6ae112f56a3dd1734c5b5fc603ac03ba70bac2425cba","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-04-21T14:31:42Z","title_canon_sha256":"0c0c4074d8e84186cb0aa9cfe07eff7102835a8708769ac612640ff18a50dba1"},"schema_version":"1.0","source":{"id":"1604.06324","kind":"arxiv","version":3}},"canonical_sha256":"b33c2b472622b79cde5d9f1c07e6b08a31aa40b4b37c9161f4efe780f1235219","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b33c2b472622b79cde5d9f1c07e6b08a31aa40b4b37c9161f4efe780f1235219","first_computed_at":"2026-05-18T01:09:45.372401Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:45.372401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CU5Cx8ZuiOki/EasRbV15OqrluMxHcCoosvVq4suzMS6uo791gwQkbTbCm1AlbGV5BwvfAG7O7StvnORjGcIAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:45.373042Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.06324","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7021a3e7cb83b311e6252988e8f89ad26947582e75dc5d55002959547738a812","sha256:0f38cdd48d0bfccf43d11d3435c0df8009e65acc607702ff37804f60681e9d48"],"state_sha256":"1f5a00fc8cc3d1fc196109648a6f3d31dd4d4f05cac2846d6769be3481d490bd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gYexr6XIObpj0QefVlvT4qaPr3sSP1uopuuruOc4MgNYkLH+alqRgrNDIVLVen46erZJHSNRUeXBGPNIEre/BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T13:55:36.116117Z","bundle_sha256":"520932c3fe3784168dece8f997762560c64a5747c01dd41ae70e243d30a41b43"}}